EP3221945B1 - Centrale électrique virtuelle à équilibrage prioritaire des installations d'accumulation d'énergie électrique - Google Patents

Centrale électrique virtuelle à équilibrage prioritaire des installations d'accumulation d'énergie électrique Download PDF

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Publication number
EP3221945B1
EP3221945B1 EP15812996.5A EP15812996A EP3221945B1 EP 3221945 B1 EP3221945 B1 EP 3221945B1 EP 15812996 A EP15812996 A EP 15812996A EP 3221945 B1 EP3221945 B1 EP 3221945B1
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EP
European Patent Office
Prior art keywords
energy storage
power plant
charge
control device
balancing
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EP15812996.5A
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German (de)
English (en)
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EP3221945A1 (fr
Inventor
Christopher Betzin
Matthias Simon Lepiorz
Holger WOLFSCHMIDT
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Siemens AG
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Siemens AG
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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for ac mains or ac distribution networks
    • H02J3/28—Arrangements for balancing of the load in a network by storage of energy
    • H02J3/32—Arrangements for balancing of the load in a network by storage of energy using batteries with converting means
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B15/00—Systems controlled by a computer
    • G05B15/02—Systems controlled by a computer electric
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for ac mains or ac distribution networks
    • H02J3/28—Arrangements for balancing of the load in a network by storage of energy
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
    • H02J7/0014—Circuits for equalisation of charge between batteries

Definitions

  • the present invention relates to a system and a method for buffering electrical power, or electrical energy for electrical consumers in an embodiment of a virtual storage power plant. First, electrical energy is buffered and electrical performance is ensured by setting favorable states of charge.
  • From the US 2014/0025218 A1 is a virtual power plant with a power station, several arranged in houses energy production facilities and several energy storage known.
  • the multiple energy storage, the multiple power generation facilities and the power station are connected to each other by means of a power network for the exchange of electrical energy.
  • the US Pat. No. 7,609,031 B2 discloses a method of balancing secondary lithium cells and modules. There is disclosed a battery pack control module for balancing a plurality of secondary lithium cells or groups of secondary lithium cells electrically connected in series.
  • the US 2013/0134943 A1 discloses a method for balancing a battery having a plurality of branches connected in parallel, each branch having at least two electrochemical cells connected in series.
  • the WO 2012/130400 A1 discloses a circuit arrangement for exchanging electrical charge between the inner cells of a battery pack assembly, wherein a battery pack is interconnected via its outer terminals with a plurality of battery blocks in a Akkublockan nie.
  • the object is achieved by a virtual power plant system according to the main claim and a method for operating a virtual power plant system according to the independent claim.
  • a virtual power plant system for buffering electrical power, in particular control power, proposed for electrical consumers comprising a plurality of spatially distributed electrical energy storage systems, which are electrically connected to each other by means of an electric power plant network, respectively, with a measuring device for detecting the states of charge of all energy storage systems for a control device for setting all charge states between a lower state of charge limit GU and an upper charge state limit GO is created, wherein the setting of all charge states is carried out by means of a charge balance, are transferred by means of a balancing electrical equalizing charges of energy storage systems with a relatively high state of charge energy storage systems with relatively low state of charge by means of the electric power plant network.
  • a method for operating a virtual power plant system for buffering electrical energy and thus for ensuring electrical performance, in particular control power, for electrical consumers comprising a plurality of spatially distributed electrical energy storage systems, which are electrically connected to each other by means of an electric power plant network wherein a measuring device for detecting the states of charge of all energy storage systems for a control device for adjusting all states of charge between a low state of charge limit GU and an upper state of charge GO is provided, wherein the setting of all states of charge is carried out by means of a charge equalization, wherein by means of a balancing electrical Equalizing charges of energy storage systems with a relatively high state of charge to energy storage systems with relatively n Low state of charge can be transmitted by means of the electric power plant network.
  • a virtual power plant may be an apparent power plant, with a plurality of decentralized electrical energy storage facilities is electrically connected to each other by means of an electric power plant network and can provide an electrical power, in particular control power, for electrical consumers.
  • a virtual power plant can also be a composite of electrical consumers, generators and storage, all of which are centrally controlled together.
  • An electrical energy storage system can be, for example, a home battery solar storage that can store self-generated solar energy. In principle, all energy storage systems can be used which, in particular regeneratively generated, can store or temporarily store electrical energy. Each energy storage system can be assigned an energy source, in particular a decentralized regenerative energy source, which charges the energy storage system. Each energy storage system may be associated with an electrical load that discharges the energy storage system.
  • Buffering here means in particular an adaptation or adaptation of the electrical power from energy sources, in particular from fluctuating, decentralized energy sources, to the electrical power of a power supply network to which electrical consumers are electrically connected. This particularly relates to a power buffering in which electrical power is taken or added, depending on how much power is required.
  • the power plant network of the virtual power plant can be part of the power supply network for electrical consumers.
  • electrical power in particular a control power determined in terms of amplitude and frequency, can be made available to the electrical consumers.
  • the measuring device for detecting the states of charge of all energy storage systems and the control device for adjustment All charge states are superordinate to the energy storage systems and the electrical lines.
  • a higher-level control unit or control device which continuously monitors the state of charge of the distributed energy storage systems, analyzed and overshoots or falls below the state of charge limits GO and GU brings the state of charge back to the workload state.
  • This control or regulation works analogously to an active balancing system.
  • the idea of the present invention is to provide a charge balance between individual, in particular distributed, energy storage systems, which are combined in large groups to form a virtual power plant. In this way, energy storage systems are avoided, the charge states are out of band for full power delivery and therefore can not be considered or only partially for the provision of storage services.
  • the control device can perform a balancing between energy storage systems by means of lines that were relatively lightly loaded before this balancing.
  • means are provided which then use the least loaded lines first for balancing power transfers.
  • a current load may be a current electrical power to be transmitted. It can be created a ranking according to the loads of lines, where clearly a relatively strong to a relatively weak load can be determined.
  • the measuring device for the control device can be additionally provided for detecting the equalizing charges, which are transmitted by means of the energy storage systems in pairs with each other electrically connecting lines of the electric power plant network.
  • the equalizing charge there is no need for a direct line connection between the energy storage systems to be balanced. Rather, the idea behind the equalizing charge is that of an energy storage system with a relatively high state of charge electrical energy is fed into the power plant network and is taken from an energy storage system with a relatively low state of charge electrical energy from the power plant network.
  • An exchange of energy can not only bidirectional, but also over other intermediate lines or more intermediate lines to save over past.
  • the compensating power transmitted by equalizing charges between energy storage systems or energy storage systems may be at most 15%, in particular at most 5%, of the respective maximum power of the energy storage systems or energy storage systems.
  • the percentage refers here to the maximum current of the energy storage system.
  • lines are preferred which carry only a partial load and are used with a maximum of 15%, in particular a maximum of 5%, of the respective maximum power of the line.
  • control device can set a maximum storage capacity of all energy storage systems continuously.
  • control device for all energy storage systems critical state of charge areas, especially an aging accelerating state of charge areas, avoid.
  • the measuring device and the control device can be designed as a cloud system or cloud system.
  • each energy storage system may be associated with an electrical load, which the control device in total feeds the energy emitted by the energy storage system during the balancing, namely during discharging.
  • the measuring device can additionally be provided for detecting the total amount of energy delivered during balancing of each energy storage system.
  • control device can increase the lower state of charge limit GU by means of a retention value.
  • control device can reduce the upper charge state limit GO by means of a buffer value.
  • control device for balancing can use a mathematical algorithm.
  • the balancing control device can take account of prediction calculations.
  • control device can take into account the balancing of time-dependent power utilization curves of the electrical consumers.
  • FIG. 1 shows an embodiment of a virtual power plant according to the invention K. It is proposed a control device 3 for the virtual power plant K, which continuously detects the charge states of the individual, decentralized electrical energy storage systems S1 ... Sn and by an optimized control algorithm electrical energy from energy storage systems with high Charge state transferred to energy storage systems with low state of charge. This process is described as balancing or "balancing". For this purpose, the control device 3 of the virtual power plant K determines the charge states of the energy storage systems S1... Sn, whose charge state is not in the optimal operating range. Thereafter, the energy storage systems S1 ... Sn are deliberately balanced with each other in order to achieve an optimal working range.
  • an algorithm is used in which the energy storage systems located in the upper charge state area charge the ones in the lower charge state area.
  • the main work area of the energy storage systems can be set, for example, in the range 20% to 90%. As a result, the full performance readiness of the individual energy storage systems S1 ... Sn is guaranteed. The range can also be extended with restrictions to 10% to 95%.
  • the balance between the individual energy storage systems S1... Sn is performed by the central control device 3, which has access to all energy storage systems S1... Sn.
  • the equalizing charges are controlled for each individual energy storage system S1 ... Sn and can at the end of a billing period against each other.
  • the entry of the balancing is released by means of the control device 3.
  • This recognizes the charging states of individual energy storage systems S1... Sn in the virtual power plant K, which are not in the optimal working area. Thereafter, the individual energy storage systems S1 ... Sn are balanced with each other by means of the control device 3, in order to achieve an optimal working range of the state of charge.
  • FIG. 1 Further embodiments of the virtual power plant K can be controlled by means of the central control device 3 such that energy storage systems are no longer discharged with a state of charge less than 20% that energy storage systems are no longer charged with a state of charge of greater than 95% that energy storage systems with a Minimum voltage on a single cell level of U nominal -300mV or U minimum + 500mV are no longer discharged and / or that energy storage systems with a maximum voltage on single cell level of U maximum -50mV are no longer charged.
  • FIG. 1 shows a schematic representation of a combination of decentralized, distributed electrical energy storage systems S1 ... Sn virtual power plant K in a locally differently loaded electrical power plant network, wherein electrical lines Li-j in pairs electrically connect two energy storage systems together. The percentages show the respective state of charge of an energy storage system Si. The heavily loaded in this figure lines Li-j of the electrical power plant network KN are also shown hatched.
  • Another possible embodiment of the control device 3 is an additional, continuous detection of the local loads of the electrical power plant network KN between all energy storage systems S1 ... Sn, whereby the balance between the individual energy storage systems by temporarily weakly loaded lines Li-j can take place. These have no additional hatching.
  • different equalizing currents can flow between the individual energy storage systems S1... Sn, which are dependent on a local load of the electric power plant network power plant network KN and the corresponding lines Li-j.
  • an optimized control algorithm can select the individual energy storage systems S1... Sn in such a way that local areas of the electrical power plant network KN are loaded as little as possible.
  • the electrical power plant network KN can be created by a general power supply network.
  • power plant network KN and a general electrical power supply network can be coupled in a simple manner.
  • the electric currents flowing for charge equalization are advantageously below 5% of the maximum possible currents, so that aging of a corresponding energy storage system S1... Sn is not accelerated.
  • the flowing currents should be below 0.05C.
  • the equalization powers are therefore preferably with a maximum of 0.05C transmission, which is 5% of a maximum power of an energy storage system. In marginal areas, the compensation power can be increased up to 0.15C, with no performance restrictions to be imposed for a quick intervention.
  • the control by means of the measuring device 1 and the control device 3 can be limited to 0.15C for reasons of safety at storage temperatures of T> 50 ° C and T ⁇ -10 ° C. At storage temperatures of T> 55 ° C and T ⁇ -15 ° C are advantageously allowed only 0.05C. Basically, no equal state of charge of all energy storage systems S1 ...
  • Sn is sought by means of the measuring device 1 and the control device 3, but it is an optimal operating strategy is applied, which ensures the assurance of maximum storage capacity for the virtual power plant K.
  • the idea of the present invention is based on the full provision of the storage capacity of the virtual power plant K at all times.
  • the algorithm for the control device 3 can be created in such a way that critical charge state regions (SOC range) in which an accelerated aging of energy storage systems S1... Sn is expected to be avoided. By avoiding these critical state of charge ranges, the equalization charges between the energy storage systems S1... Sn additionally minimize the aging of the respective energy storage systems S1 .... Sn.
  • the higher-level measuring device 1 with the higher-level control device 3 take into account special working areas of the energy storage systems S1...
  • the higher-level control device 3 is additionally used to adjust the charge states of these batteries of the energy storage systems S1... Sn outside these ranges.
  • the measuring device 1 and the control device 3 can be designed as a cloud system.
  • the cloud system monitors the individual equalization charges and registers them between the individual energy storage facilities S1 ... Sn. Based on cloud computing, a virtual state of the individual energy storage systems S1 ... Sn can be detected, so that each energy storage system S1 ...
  • each participant in total, due to a competitive equality, no more or less energy for self-consumption in the energy storage system S1 ... Sn. Sn has available. Alternatively, at the end of a billing period Compensation charges are compensated. It is ensured that each participant either has the self-generated energy from their own energy storage system S1 ... Sn available or can be accommodated by a subsequent billing system of the balancing.
  • Each energy storage system S1 ... Sn can be connected to an electrical energy generator.
  • FIG. 2 shows an embodiment of a method according to the invention for operating a virtual power plant K for buffering electrical power, in particular control power, for electrical consumers, comprising a plurality of spatially distributed electrical energy storage systems S1 ... Sn, which are electrically connected to each other by means of an electrical power plant network KN, wherein in a first step ST1, a measuring device 1 detects the states of charge of all energy storage systems S1... Sn. The measured values are transmitted to a control device 3, which adjusts or regulates all charge states between a lower charge state limit GU and an upper charge state limit GO in a second step ST2.
  • the regulation takes place in that all charging states are adjusted by means of a charge compensation, in which by means of balancing electrical equalizing charges of energy storage systems with a relatively high state of charge are transferred to energy storage systems with relatively low state of charge by means of the electrical power plant network KN.
  • the control device 3 uses an integrated detection algorithm for all charge states and line loads as well as an optimized control algorithm for the preparation of maximum electrical power at the energy storage systems S1... Sn. This procedure also includes restraint settings that the participants in the respective energy storage system S1 ... Sn can specify, in order to permanently or temporarily not to undercut or exceed a state of charge.
  • the optimization of the power supply of a virtual power plant K consists of individual, decentralized Distributed electrical energy storage systems realized by a control device 3, for example in the form of a control or regulating unit, with integrated detection algorithm for the detected by means of the measuring device 1 states, such as charge states, the energy storage systems.
  • a control device 3 for example in the form of a control or regulating unit
  • detection algorithm for the detected by means of the measuring device 1 states, such as charge states, the energy storage systems.
  • the virtual power plant K can be made even more predictable and controllable.
  • the invention relates to a virtual power plant and a method for operating a virtual power plant (K) for buffering electrical energy and thus to ensure electrical performance, in particular control power, for electrical consumers, comprising a plurality of spatially distributed electrical energy storage systems (S1 ... Sn). , which are electrically connected to each other by means of an electrical power plant network (KN), or connected to each other, wherein a measuring device (1) for detecting (ST1) the charge states (SOC) of all energy storage systems (Sl ...

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Claims (28)

  1. Centrale (K) électrique virtuelle pour tamponner de la puissance électrique, notamment de la puissance de réglage, pour des consommateurs électriques, ayant une pluralité d'installations (S1...Sn) d'accumulation d'énergie électrique réparties dans l'espace, qui sont connectées électriquement les unes aux autres, au moyen d'un réseau (KN) électrique de centrale, dans lequel il est ménagé un dispositif (3) de mesure pour relever les états (SOC) de charge de toutes les installations (S1...Sn) d'accumulation d'énergie pour un dispositif (3) de réglage, afin de régler tous les états de charge entre une limite GU inférieure d'état de charge et une limite GO supérieure d'état de charge, le réglage de tous les états de charge étant effectué au moyen d'une comparaison de charges, des charges électriques de compensation étant, au moyen d'un équilibrage, transportées d'installations d'accumulation d'énergie à état de charge relativement haut à des installations d'accumulation d'énergie à état de charge relativement bas, au moyen du réseau (KN) électrique de centrale,
    caractérisée en ce que
    le dispositif (3) de réglage exécute un équilibrage entre des installations (S1...Sn) d'accumulation d'énergie au moyen de lignes (Li-j) qui, avant cet équilibrage, avaient transporté des charges de compensation relativement petites, dans lequel il y a des moyens d'établissement d'un rang des lignes utilisables en ce qui concerne leur charge en cours ou des charges de compensation à transporter en cours, et dans lequel il est prévu des moyens, qui utilisent les lignes le moins chargées d'abord pour des transports de puissance d'équilibrage.
  2. Centrale (K) électrique virtuelle suivant la revendication 1, caractérisée en ce que le dispositif (1) de mesure, comme dispositif (3) de réglage, est prévu supplémentairement pour relever les charges de compensation, qui sont transportées au moyen des lignes (Li-j) du réseau (KN) électrique de centrale reliant électriquement entre elles par paire des installations (S1...Sn) d'accumulation d'énergie.
  3. Centrale (K) électrique virtuelle suivant la revendication 1 ou 2,
    caractérisée en ce que la puissance de compensation représente par ligne (Li-j) du réseau (KN) électrique de centrale au maximum 15%, notamment au maximum 5%, de la puissance maximum respective de la ligne (Li-j).
  4. Centrale (K) électrique virtuelle suivant la revendication 1, 2 ou 3,
    caractérisée en ce que la puissance de compensation transportée par des charges de compensation représente par ligne (Li-j) du réseau (KN) électrique de centrale au maximum 15%, notamment au maximum 5%, de la puissance maximum respective de l'installation d'accumulation d'énergie.
  5. Centrale (K) électrique virtuelle suivant l'une des revendications précédentes, caractérisée en ce que le dispositif (3) de réglage règle en continu une puissance maximum d'accumulation de toutes les installations (S1...Sn) d'accumulation d'énergie.
  6. Centrale (K) électrique virtuelle suivant l'une des revendications précédentes, caractérisée en ce que le dispositif (3) de réglage empêche, pour toutes les installations (S1...Sn) d'accumulation d'énergie, d'avoir des parties d'état de charge critique, notamment des parties d'état de charge accélérant un vieillissement.
  7. Centrale (K) électrique virtuelle suivant l'une des revendications précédentes, caractérisée en ce que le dispositif (1) de mesure et le dispositif (3) de réglage sont constitués sous la forme d'un système cloud.
  8. Centrale (K) électrique virtuelle suivant l'une des revendications précédentes, caractérisée en ce que chaque installation (S1...Sn) d'accumulation d'énergie est associée à un consommateur électrique, auquel le dispositif (3) de réglage envoie, sous la forme d'une somme, l'énergie cédée à la décharge par l'installation d'accumulation d'énergie.
  9. Centrale (K) électrique virtuelle suivant l'une des revendications 1 à 8 précédentes, caractérisée en ce que le dispositif (1) de mesure est prévu supplémentairement pour relever la quantité d'énergie, cédée en tout lors de l'équilibrage, de chaque installation (S1...Sn) d'accumulation d'énergie.
  10. Centrale (K) électrique virtuelle suivant l'une des revendications précédentes, caractérisée en ce que le dispositif (3) de réglage augmente une limite GU inférieure d'état de charge au moyen d'une valeur de réserve réglée sur une installation d'accumulation d'énergie.
  11. Centrale (K) électrique virtuelle suivant l'une des revendications précédentes, caractérisée en ce que le dispositif (3) de réglage diminue une limite GO inférieure d'état de charge au moyen d'une valeur tampon réglée sur une installation d'accumulation d'énergie.
  12. Centrale (K) électrique virtuelle suivant l'une des revendications précédentes, caractérisée en ce que le dispositif (3) de réglage utilise un algorithme mathématique pour l'équilibrage.
  13. Centrale (K) électrique virtuelle suivant l'une des revendications précédentes, caractérisée en ce que le dispositif (3) de réglage tient compte, pour l'équilibrage, de calculs prédictifs.
  14. Centrale (K) électrique virtuelle suivant l'une des revendications précédentes, caractérisée en ce que le dispositif (3) de réglage tient compte, pour l'équilibrage, de courbes d'utilisation de puissance, en fonction du temps, des consommateurs électriques.
  15. Procédé pour faire fonctionner une centrale (K) électrique virtuelle pour tamponner de la puissance électrique, notamment de la puissance de réglage pour des consommateurs électriques, ayant une pluralité d'installations (S1...Sn) d'accumulation d'énergie électrique réparties dans l'espace, qui sont connectées électriquement les unes aux autres, au moyen d'un réseau (KN) électrique de centrale, dans lequel il est ménagé un dispositif (3) de mesure pour relever les états (SOC) de charge de toutes les installations (ST1) d'accumulation d'énergie pour un dispositif (3) de réglage, afin de régler tous les états de charge entre une limite GU inférieure d'état de charge et une limite GO supérieure d'état de charge, le réglage (ST2) de tous les états de charge étant effectué au moyen d'une comparaison de charges, des charges électriques de compensation étant, au moyen d'un équilibrage, transportées d'installations d'accumulation d'énergie à état de charge relativement haut à des installations d'accumulation d'énergie à état de charge relativement bas, au moyen du réseau (KN) électrique de centrale,
    caractérisé en ce que
    le dispositif (3) de réglage effectue un équilibrage entre des installations (S1...Sn) d'accumulation d'énergie au moyen de lignes (Li-j), qui, avant cet équilibrage, ont été chargées relativement peu, dans lequel on établit, pour les lignes utilisables, un rang en ce qui concerne leur charge en cours ou des charges de compensation à transporter en cours, dans lequel on utilise d'abord les lignes le moins chargées pour des transports de puissance d'équilibrage.
  16. Procédé suivant la revendication 15, caractérisé en ce que le dispositif (1) de mesure, comme dispositif (3) de réglage, est prévu supplémentairement pour relever les charges de compensation, qui sont transportées au moyen des lignes (Li-j) du réseau (KN) électrique de centrale reliant électriquement entre elles par paire des installations (S1...Sn) d'accumulation d'énergie.
  17. Procédé suivant la revendication 15 ou 16, caractérisé en ce que la puissance de compensation représente par ligne (Li-j) du réseau (KN) électrique de centrale au maximum 15%, notamment au maximum 5%, de la puissance maximum respective de la ligne (Li-j).
  18. Procédé suivant la revendication 15, 16 ou 17, caractérisé en ce que la puissance de compensation transportée par des charges de compensation représente par ligne (Li-j) du réseau (KN) électrique de centrale au maximum 15%, notamment au maximum 5%, de la puissance maximum respective de l'installation d'accumulation d'énergie.
  19. Procédé suivant l'une des revendications 15 à 18 précédentes, caractérisé en ce que le dispositif (3) de réglage règle en continu une puissance maximum d'accumulation de toutes les installations (S1...Sn) d'accumulation d'énergie.
  20. Procédé suivant l'une des revendications 15 à 19 précédentes, caractérisé en ce que le dispositif (3) de réglage empêche, pour toutes les installations (S1...Sn) d'accumulation d'énergie, d'avoir des parties d'état de charge critique, notamment des parties d'état de charge accélérant un vieillissement.
  21. Procédé suivant l'une des revendications 15 à 20 précédentes, caractérisé en ce que le dispositif (1) de mesure et le dispositif (3) de réglage sont constitués sous la forme d'un système cloud.
  22. Procédé suivant l'une des revendications 15 à 21 précédentes, caractérisé en ce que chaque installation (S1...Sn) d'accumulation d'énergie est associée à un consommateur électrique, auquel le dispositif (3) de réglage envoie, sous la forme d'une somme, l'énergie cédée en fait à la décharge par l'installation d'accumulation d'énergie.
  23. Procédé suivant l'une des revendications 15 à 22 précédentes, caractérisé en ce que le dispositif (1) de mesure est prévu supplémentairement pour relever la quantité d'énergie, cédée en tout lors de l'équilibrage, de chaque installation (S1...Sn) d'accumulation d'énergie.
  24. Procédé suivant l'une des revendications précédentes 15 à 23 précédentes, caractérisé en ce que le dispositif (3) de réglage élève la limite GU inférieure d'état de charge au moyen d'une valeur de réserve.
  25. Procédé suivant l'une des revendications 15 à 24 précédentes, caractérisé en ce que le dispositif (3) de réglage abaisse la limite GO supérieure d'état de charge au moyen d'une valeur tampon.
  26. Procédé suivant l'une des revendications 15 à 25 précédentes, caractérisé en ce que le dispositif (3) de réglage utilise un algorithme mathématique pour l'équilibrage.
  27. Procédé suivant l'une des revendications 15 à 26 précédentes, caractérisé en ce que le dispositif (3) de réglage tient compte, pour l'équilibrage, de calculs prédictifs.
  28. Procédé suivant l'une des revendications 15 à 27 précédentes, caractérisé en ce que le dispositif (3) de réglage tient compte, pour l'équilibrage, de courbes d'utilisation de puissance, en fonction du temps, des consommateurs électriques.
EP15812996.5A 2015-01-15 2015-12-09 Centrale électrique virtuelle à équilibrage prioritaire des installations d'accumulation d'énergie électrique Active EP3221945B1 (fr)

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DE102015200569.0A DE102015200569A1 (de) 2015-01-15 2015-01-15 Virtuelles Kraftwerk mit übergeordnetem Ausbalancieren von elektrischen Energiespeicheranlagen
PCT/EP2015/079099 WO2016113042A1 (fr) 2015-01-15 2015-12-09 Centrale électrique virtuelle à équilibrage prioritaire des installations d'accumulation d'énergie électrique

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US20170373509A1 (en) 2017-12-28
EP3221945A1 (fr) 2017-09-27
WO2016113042A1 (fr) 2016-07-21
US10566803B2 (en) 2020-02-18

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